RFC 562 · UNKNOWN · 1973
MON · 15 JUN 2026
Modifications to the TELNET Specification
Overview
RFC 562, “Modifications to the TELNET Specification”, is an Unknown document published in August 1973 by A.M. McKenzie. It updates RFC 495. The canonical text is published by the RFC Editor.
What “Unknown” means
The standards-track status of this early RFC was never formally classified.
Read this RFC
The canonical text of RFC 562 is hosted at rfc-editor.org. Available in TXT,PDF,HTML.
Relationships to other RFCs
Other RFCs from 1973
- RFC 561 Standardizing Network Mail Headers
- RFC 563 Comments on the RCTE Telnet option
- RFC 560 Remote Controlled Transmission and Echoing Telnet option
- RFC 559 Comments on The New Telnet Protocol and its Implementation
- RFC 565 Storing network survey data at the datacomputer
- RFC 566 Traffic statistics
- RFC 557 REVELATIONS IN NETWORK HOST MEASUREMENTS
- RFC 567 Cross Country Network Bandwidth